Merge pull request #89563 from oomichi/RestartControllerManager

Separate RestartControllerManager() as e2ekubesystem
This commit is contained in:
Kubernetes Prow Robot 2020-04-01 13:42:23 -07:00 committed by GitHub
commit ed00f42848
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8 changed files with 103 additions and 44 deletions

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@ -115,6 +115,7 @@ filegroup(
"//test/e2e/framework/job:all-srcs",
"//test/e2e/framework/kubectl:all-srcs",
"//test/e2e/framework/kubelet:all-srcs",
"//test/e2e/framework/kubesystem:all-srcs",
"//test/e2e/framework/log:all-srcs",
"//test/e2e/framework/metrics:all-srcs",
"//test/e2e/framework/network:all-srcs",

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@ -0,0 +1,26 @@
load("@io_bazel_rules_go//go:def.bzl", "go_library")
go_library(
name = "go_default_library",
srcs = ["kubesystem.go"],
importpath = "k8s.io/kubernetes/test/e2e/framework/kubesystem",
visibility = ["//visibility:public"],
deps = [
"//test/e2e/framework:go_default_library",
"//test/e2e/framework/ssh:go_default_library",
],
)
filegroup(
name = "package-srcs",
srcs = glob(["**"]),
tags = ["automanaged"],
visibility = ["//visibility:private"],
)
filegroup(
name = "all-srcs",
srcs = [":package-srcs"],
tags = ["automanaged"],
visibility = ["//visibility:public"],
)

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@ -0,0 +1,66 @@
/*
Copyright 2020 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package kubesystem
import (
"fmt"
"net"
"strconv"
"time"
"k8s.io/kubernetes/test/e2e/framework"
e2essh "k8s.io/kubernetes/test/e2e/framework/ssh"
)
const (
// ssh port
sshPort = "22"
)
// RestartControllerManager restarts the kube-controller-manager.
func RestartControllerManager() error {
// TODO: Make it work for all providers and distros.
if !framework.ProviderIs("gce", "aws") {
return fmt.Errorf("unsupported provider for RestartControllerManager: %s", framework.TestContext.Provider)
}
if framework.ProviderIs("gce") && !framework.MasterOSDistroIs("gci") {
return fmt.Errorf("unsupported master OS distro: %s", framework.TestContext.MasterOSDistro)
}
cmd := "pidof kube-controller-manager | xargs sudo kill"
framework.Logf("Restarting controller-manager via ssh, running: %v", cmd)
result, err := e2essh.SSH(cmd, net.JoinHostPort(framework.GetMasterHost(), sshPort), framework.TestContext.Provider)
if err != nil || result.Code != 0 {
e2essh.LogResult(result)
return fmt.Errorf("couldn't restart controller-manager: %v", err)
}
return nil
}
// WaitForControllerManagerUp waits for the kube-controller-manager to be up.
func WaitForControllerManagerUp() error {
cmd := "curl http://localhost:" + strconv.Itoa(framework.InsecureKubeControllerManagerPort) + "/healthz"
for start := time.Now(); time.Since(start) < time.Minute; time.Sleep(5 * time.Second) {
result, err := e2essh.SSH(cmd, net.JoinHostPort(framework.GetMasterHost(), sshPort), framework.TestContext.Provider)
if err != nil || result.Code != 0 {
e2essh.LogResult(result)
}
if result.Stdout == "ok" {
return nil
}
}
return fmt.Errorf("waiting for controller-manager timed out")
}

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@ -72,7 +72,6 @@ import (
e2emetrics "k8s.io/kubernetes/test/e2e/framework/metrics"
e2enode "k8s.io/kubernetes/test/e2e/framework/node"
e2epod "k8s.io/kubernetes/test/e2e/framework/pod"
e2essh "k8s.io/kubernetes/test/e2e/framework/ssh"
)
const (
@ -143,9 +142,6 @@ const (
// TODO(justinsb): Avoid hardcoding this.
awsMasterIP = "172.20.0.9"
// ssh port
sshPort = "22"
)
var (
@ -1114,40 +1110,6 @@ func AllNodesReady(c clientset.Interface, timeout time.Duration) error {
return nil
}
// RestartControllerManager restarts the kube-controller-manager.
func RestartControllerManager() error {
// TODO: Make it work for all providers and distros.
if !ProviderIs("gce", "aws") {
return fmt.Errorf("unsupported provider for RestartControllerManager: %s", TestContext.Provider)
}
if ProviderIs("gce") && !MasterOSDistroIs("gci") {
return fmt.Errorf("unsupported master OS distro: %s", TestContext.MasterOSDistro)
}
cmd := "pidof kube-controller-manager | xargs sudo kill"
Logf("Restarting controller-manager via ssh, running: %v", cmd)
result, err := e2essh.SSH(cmd, net.JoinHostPort(GetMasterHost(), sshPort), TestContext.Provider)
if err != nil || result.Code != 0 {
e2essh.LogResult(result)
return fmt.Errorf("couldn't restart controller-manager: %v", err)
}
return nil
}
// WaitForControllerManagerUp waits for the kube-controller-manager to be up.
func WaitForControllerManagerUp() error {
cmd := "curl http://localhost:" + strconv.Itoa(InsecureKubeControllerManagerPort) + "/healthz"
for start := time.Now(); time.Since(start) < time.Minute; time.Sleep(5 * time.Second) {
result, err := e2essh.SSH(cmd, net.JoinHostPort(GetMasterHost(), sshPort), TestContext.Provider)
if err != nil || result.Code != 0 {
e2essh.LogResult(result)
}
if result.Stdout == "ok" {
return nil
}
}
return fmt.Errorf("waiting for controller-manager timed out")
}
// LookForStringInLog looks for the given string in the log of a specific pod container
func LookForStringInLog(ns, podName, container, expectedString string, timeout time.Duration) (result string, err error) {
return lookForString(expectedString, timeout, func() string {

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@ -70,6 +70,7 @@ go_library(
"//test/e2e/framework/deployment:go_default_library",
"//test/e2e/framework/endpoints:go_default_library",
"//test/e2e/framework/ingress:go_default_library",
"//test/e2e/framework/kubesystem:go_default_library",
"//test/e2e/framework/network:go_default_library",
"//test/e2e/framework/node:go_default_library",
"//test/e2e/framework/pod:go_default_library",

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@ -47,6 +47,7 @@ import (
"k8s.io/kubernetes/test/e2e/framework"
e2edeployment "k8s.io/kubernetes/test/e2e/framework/deployment"
e2eendpoints "k8s.io/kubernetes/test/e2e/framework/endpoints"
e2ekubesystem "k8s.io/kubernetes/test/e2e/framework/kubesystem"
e2enetwork "k8s.io/kubernetes/test/e2e/framework/network"
e2enode "k8s.io/kubernetes/test/e2e/framework/node"
e2epod "k8s.io/kubernetes/test/e2e/framework/pod"
@ -2345,11 +2346,11 @@ var _ = SIGDescribe("Services", func() {
}
ginkgo.By("restart kube-controller-manager")
if err := framework.RestartControllerManager(); err != nil {
framework.Failf("framework.RestartControllerManager() = %v; want nil", err)
if err := e2ekubesystem.RestartControllerManager(); err != nil {
framework.Failf("e2ekubesystem.RestartControllerManager() = %v; want nil", err)
}
if err := framework.WaitForControllerManagerUp(); err != nil {
framework.Failf("framework.WaitForControllerManagerUp() = %v; want nil", err)
if err := e2ekubesystem.WaitForControllerManagerUp(); err != nil {
framework.Failf("e2ekubesystem.WaitForControllerManagerUp() = %v; want nil", err)
}
ginkgo.By("health check should be reconciled")

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@ -67,6 +67,7 @@ go_library(
"//test/e2e/framework/auth:go_default_library",
"//test/e2e/framework/deployment:go_default_library",
"//test/e2e/framework/kubectl:go_default_library",
"//test/e2e/framework/kubesystem:go_default_library",
"//test/e2e/framework/metrics:go_default_library",
"//test/e2e/framework/node:go_default_library",
"//test/e2e/framework/pod:go_default_library",

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@ -31,6 +31,7 @@ import (
utilerrors "k8s.io/apimachinery/pkg/util/errors"
clientset "k8s.io/client-go/kubernetes"
"k8s.io/kubernetes/test/e2e/framework"
e2ekubesystem "k8s.io/kubernetes/test/e2e/framework/kubesystem"
e2enode "k8s.io/kubernetes/test/e2e/framework/node"
e2epod "k8s.io/kubernetes/test/e2e/framework/pod"
e2epv "k8s.io/kubernetes/test/e2e/framework/pv"
@ -214,9 +215,9 @@ var _ = utils.SIGDescribe("NFSPersistentVolumes[Disruptive][Flaky]", func() {
pvc2 = nil
ginkgo.By("Restarting the kube-controller-manager")
err = framework.RestartControllerManager()
err = e2ekubesystem.RestartControllerManager()
framework.ExpectNoError(err)
err = framework.WaitForControllerManagerUp()
err = e2ekubesystem.WaitForControllerManagerUp()
framework.ExpectNoError(err)
framework.Logf("kube-controller-manager restarted")